Indium
From BiblePortal Wikipedia
Webster's Dictionary [1]
(n.) A rare metallic element, discovered in certain ores of zinc, by means of its characteristic spectrum of two indigo blue lines; hence, its name. In appearance it resembles zinc, being white or lead gray, soft, malleable and easily fusible, but in its chemical relation it resembles aluminium or gallium. Symbol In. Atomic weight, 113.4.
The Nuttall Encyclopedia [2]
A metallic elementary body of rare occurrence, and first discovered in zinc-blende in 1863.
